“direct cost of books and periodicals”的概念、定义、翻译、参考文献-科学参考

单词	direct cost of books and periodicals
释义	direct cost of books and periodicals Encyclopedia 文学书刊直接成本释 direct cost of books and periodicals书刊直接成本可以直接计入某一书刊品种的生产成本。
随便看	coefficient of variation of grade coefficient of viscosity coefficient of volume expansion coefficient of wear coefficient problem coefficient region coefficient ring coefficients of fractional grandparentage coefficients of fractional parentage coefficient space coefficient theorem coefficient varying system coefficient-varying system coeficient coelacanths (fossil) coelectrodeposition coelenteron coeliac trunk coelom coelomate coelomic fluid examination coelomocyte coelonavigation coelongate coelosphere

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。